2005 Audi A4 Quattro engine fastener tightening specifications

in your garage to make future searches easy.

Condition	Value

expand_moreAir intake system

expand_moreIntake manifold


All Audi gasoline V6 3.0 L BBJ engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
tighten gradually cross-wise
All Audi diesel V6 3.0 L BKN engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
tighten gradually cross-wise
All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt deflection pulley


All Audi gasoline V6 3.1 L AUK engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All Audi gasoline straight-4 1.8 L BFB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline V6 3.1 L BKH engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAll other modifications


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	90°90°90°

expand_moreAuxiliary drive belt tensioner


All Audi gasoline V6 3.1 L AUK engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAll Audi gasoline V6 3.0 L BBJ engines


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m


All Audi gasoline V6 3.1 L BKH engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAll Audi diesel V6 3.0 L BKN engines

expand_moreM10


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	90°90°90°
use only property class 10.9


M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m


All other modifications	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreAuxiliary drive belt tensioner


2.0 TFSI quattro with gasoline straight-4 2.0 L 217 HP at 5900 RPM, 300 N⋅m at 2200 RPM engine (2005.6–2008.6)	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m


Air-conditioning compressor	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAir-conditioning compressor bracket


All Audi gasoline V6 3.1 L AUK engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline V6 3.0 L BBJ engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
All Audi gasoline straight-4 1.8 L BFB engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Use screw-locking compound.
All Audi gasoline V6 3.1 L BKH engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi diesel V6 3.0 L BKN engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All other modifications	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreAir-conditioning compressor pressure line


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAlternator


All Audi gasoline V6 3.1 L AUK engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAll Audi gasoline V6 3.0 L BBJ engines


M10	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m


All Audi gasoline straight-4 1.8 L BFB engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline V6 3.1 L BKH engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All other modifications	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreGenerator bracket


3.0 quattro with gasoline V6 3.0 L 215 HP engine (2004.11–2006.7)	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_morePower steering pump bracket


All Audi gasoline V6 3.1 L AUK engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline V6 3.0 L BBJ engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
All Audi gasoline V6 3.1 L BKH engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreServo pump pulley


All Audi gasoline V6 3.1 L AUK engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline V6 3.1 L BKH engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi diesel V6 3.0 L BKN engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All other modifications	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreServo steering pump


All Audi gasoline V6 3.1 L AUK engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline straight-4 1.8 L BFB engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline V6 3.1 L BKH engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m


Tensioning device for air-conditioning compressor auxiliary drive belt	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreVacuum pump


All Audi diesel V6 3.0 L BKN engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCarburetion


Exhaust gas return cooler	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreFuel-distributing pipe


3.0 quattro with gasoline V6 3.0 L 215 HP engine (2004.11–2006.7)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreHigh-pressure pump pulley


Central nuts	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m


Injection hoses	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreInjection nozzle (injector)


All Audi diesel V6 3.0 L BKN engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll other modifications


First stage	2.21 lbf⋅ft2.21 lbf⋅ft3 N⋅m
Replace screws.
Second stage	90°90°90°
Third stage	180°180°180°

expand_moreInjection pump


M6	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreCharging

expand_moreTurbo charger

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines


On exhaust manifold	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws. Use hot screw paste.

expand_moreAll Audi diesel V6 3.0 L BKN engines


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage	90°90°90°
Use hot screw paste


All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts. Use hot screw paste.

expand_moreTurbocharger bracket

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines


At the turbocharger	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
On the engine block	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreTurbocharger coolant feed line

expand_more1.8 T quattro with gasoline straight-4 1.8 L 161 HP, 225 N⋅m at 1950 RPM engine (2004.11–2008.6)


Banjo screws	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreTurbocharger coolant return line

expand_more1.8 T quattro with gasoline straight-4 1.8 L 161 HP, 225 N⋅m at 1950 RPM engine (2004.11–2008.6)


Union nuts	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreTurbocharger oil feed line

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines


Banjo screws	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Union nuts	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m


All Audi diesel V6 3.0 L BKN engines	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace sealing rings.

expand_moreAll other modifications


Support	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Union nuts	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreTurbocharger oil return line


All Audi gasoline straight-4 1.8 L BFB engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace sealing rings.
All Audi diesel V6 3.0 L BKN engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Replace sealing rings.

expand_moreAll other modifications


At the turbocharger	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace sealing rings.
On the engine block	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreCooling system

expand_moreCoolant pump


All Audi gasoline V6 3.1 L AUK engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi gasoline V6 3.0 L BBJ engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All Audi gasoline V6 3.1 L BKH engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi diesel V6 3.0 L BKN engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreCoolant pump pulley


All Audi gasoline V6 3.1 L AUK engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline V6 3.1 L BKH engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi diesel V6 3.0 L BKN engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreFan wheel

expand_more1.8 T quattro with gasoline straight-4 1.8 L 161 HP, 225 N⋅m at 1950 RPM engine (2004.11–2008.6)


With twin fan	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Otherwise	2.21 lbf⋅ft2.21 lbf⋅ft3 N⋅m

expand_moreCylinder head

expand_moreCamshaft bearing

expand_moreAll Audi gasoline V6 3.1 L AUK engines


First stage	Tighten by hand
from inside to outside
Second stage	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m


All Audi gasoline straight-4 1.8 L BFB engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
First tighten bearing covers 2 and 4 alternately and in steps

expand_moreAll Audi diesel V6 3.0 L BKN engines


First stage	Screw in screw(s) by hand.
Note correct order of tensioning.
Second stage	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreAll other modifications


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Use new screws.
Second stage	90°90°90°
cross-wise from inside to outside

expand_moreCylinder head screws


Third stage	90°90°90°

expand_moreAll Audi diesel V6 3.0 L BKN engines


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Use new screws.
Second stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Fourth stage	90°90°90°

expand_moreAll other modifications


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Use new screws.
Second stage	90°90°90°

expand_moreCylinder head screws shank length (new)


All Audi gasoline straight-4 1.8 L BFB engines	4.53 in4.53 in115 mm
All Audi diesel V6 3.0 L BKN engines	6.1 in6.1 in155 mm
All other modifications	5.87 in5.87 in149 mm


Valve cover	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
cross-wise from inside to outside

expand_moreEngine block

expand_moreBalance shaft gear wheel

expand_moreAll Audi gasoline V6 3.1 L AUK engines


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll Audi diesel V6 3.0 L BKN engines


Central screws	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Wheel	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreConnecting rod bearing

expand_moreAll Audi gasoline V6 3.1 L AUK engines


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use new screws.
Second stage	90°90°90°

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use new screws.
Second stage	90°90°90°

expand_moreAll other modifications


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace and lightly oil the screw.
Second stage	90°90°90°

expand_moreCrankshaft central screws

expand_moreAll Audi gasoline V6 3.0 L BBJ engines


First stage	147.51 lbf⋅ft147.51 lbf⋅ft200 N⋅m
Use new screw.
Second stage	180°180°180°

expand_moreAll other modifications


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Use new screw.
Second stage	90°90°90°

expand_moreCrankshaft pulley


All Audi gasoline V6 3.1 L AUK engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
All Audi gasoline V6 3.1 L BKH engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreAll other modifications


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreDrive plate

expand_more3.0 quattro with gasoline V6 3.0 L 215 HP engine (2004.11–2006.7)

expand_more22,5 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	90°90°90°

expand_more35 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	180°180°180°


Engine block closure screws	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Oil sump top part

expand_moreFlywheel

expand_moreAll Audi gasoline V6 3.1 L AUK engines

expand_more22,5 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	90°90°90°

expand_more35 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	180°180°180°

expand_more43 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreAll Audi gasoline V6 3.0 L BBJ engines

expand_more22,5 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screws.
Second stage	90°90°90°

expand_more35 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screws.
Second stage	180°180°180°

expand_more43 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screws.
Second stage	180°180°180°

expand_moreAll other modifications

expand_more22,5 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	90°90°90°

expand_more43 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreMain bearing

expand_moreAll Audi gasoline V6 3.1 L AUK engines

expand_moreM10


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Use new screws.
Second stage	90°90°90°
Tighten the screws cross-wise from inside to outside.

expand_moreM8


Third stage	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Tighten cross-wise.

expand_moreAll Audi gasoline V6 3.0 L BBJ engines

expand_moreNuts


Second stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
from inside to outside
Third stage	90°90°90°

expand_moreScrews


First stage	Tighten by hand
Replace screws and nuts.
Fourth stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Fifth stage	90°90°90°

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines


First stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Use new screws.
Second stage	90°90°90°

expand_moreAll Audi diesel V6 3.0 L BKN engines


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Tighten the screws cross-wise from inside to outside.
Second stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Use new screws.
Third stage	90°90°90°

expand_moreAll other modifications


First stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreVibration damper


All Audi gasoline V6 3.0 L BBJ engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines

expand_moreScrews


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll Audi diesel V6 3.0 L BKN engines


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°
Property class 10.9

expand_moreAll Audi gasoline straight-4 2.0 L BUL engines


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll other modifications

expand_moreScrews


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	45°45°45°

expand_moreEngine control

expand_moreBottom part of the control unit housing

expand_moreAll Audi gasoline V6 3.1 L AUK engines


M6	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAll Audi diesel V6 3.0 L BKN engines


M6	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreCamshaft adjuster


All Audi gasoline straight-4 1.8 L BFB engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll other modifications


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	45°45°45°

expand_moreCamshaft drive belt deflection pulley


All Audi gasoline V6 3.0 L BBJ engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreCamshaft timing chain tensioner


All Audi gasoline V6 3.1 L AUK engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi gasoline V6 3.1 L BKH engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreAll Audi diesel V6 3.0 L BKN engines


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll other modifications


On the engine block	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Otherwise	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreCamshaft timing gear


All Audi gasoline straight-4 1.8 L BFB engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreAll Audi diesel V6 3.0 L BKN engines


Sprocket wheel	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
High pressure pump belt	55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m

expand_moreAll other modifications


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Second stage	180°180°180°


Chain tensioner	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreControl drive chain tensioner


All Audi gasoline V6 3.1 L AUK engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All Audi gasoline V6 3.1 L BKH engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All Audi diesel V6 3.0 L BKN engines	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreControl drive chain tensioning rail

expand_moreAll Audi gasoline V6 3.1 L AUK engines


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°
Use screw-locking compound.


All Audi diesel V6 3.0 L BKN engines	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreControl drive sprocket wheel

expand_moreAll Audi gasoline V6 3.1 L AUK engines

expand_moreM10


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use new screw.
Second stage	90°90°90°

expand_moreM6


First stage	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
Use new screw.
Second stage	60°60°60°

expand_moreAll Audi diesel V6 3.0 L BKN engines


M10	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreM6


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Use new screw.
Second stage	90°90°90°

expand_moreControl drive timing chain slip rail

expand_moreAll Audi gasoline V6 3.1 L AUK engines


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°
Use screw-locking compound.


All Audi diesel V6 3.0 L BKN engines	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreDrive belt tensioner device

expand_moreAll Audi gasoline V6 3.0 L BBJ engines

expand_moreTensioning lever


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreTensioning roller


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage	90°90°90°


All Audi gasoline straight-4 1.8 L BFB engines	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m


Injection pump drive belt tensioning roller	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreInlet camshaft wheel

expand_moreAll Audi gasoline V6 3.1 L AUK engines


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	59 lbf⋅ft59 lbf⋅ft80 N⋅m
Third stage	90°90°90°


All Audi gasoline V6 3.0 L BBJ engines	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreAll Audi diesel V6 3.0 L BKN engines


Sprocket wheel	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreHigh pressure pump belt


Central screws	55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m

expand_moreAll other modifications


Central screws	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Wheel	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOil pump drive chain tensioner

expand_moreAll Audi gasoline V6 3.1 L AUK engines


First stage	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
Replace screws.
Second stage	45°45°45°


All Audi gasoline V6 3.0 L BBJ engines	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
All Audi gasoline straight-4 1.8 L BFB engines	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
do not dismantle
All Audi diesel V6 3.0 L BKN engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreOutlet camshaft wheel

expand_moreAll Audi gasoline V6 3.1 L AUK engines


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	59 lbf⋅ft59 lbf⋅ft80 N⋅m
Third stage	90°90°90°


All Audi gasoline V6 3.0 L BBJ engines	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreAll other modifications


Central screws	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Wheel	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


Tension rail bearing screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreTiming case cover


M6	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreTiming case cover first cylinder row

expand_moreAll Audi gasoline V6 3.1 L AUK engines


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace screws.
Second stage	90°90°90°


All Audi diesel V6 3.0 L BKN engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreTiming case cover second cylinder row

expand_moreAll Audi gasoline V6 3.1 L AUK engines


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace screws.
Second stage	90°90°90°


All Audi diesel V6 3.0 L BKN engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreToothed belt guard


All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Toothed belt guard, rear


Toothed belt guard at the bottom	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use screw-locking compound.

expand_moreToothed belt guard at the top


All Audi gasoline V6 3.0 L BBJ engines	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
Replace screws.
All Audi gasoline straight-4 2.0 L BUL engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use screw-locking compound.
All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


Toothed belt guard center	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use screw-locking compound.

expand_moreToothed belt tensioning roller

expand_moreAll Audi gasoline V6 3.0 L BBJ engines


M10 × 65 screws	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines

expand_moreScrews


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	45°45°45°


All Audi diesel V6 3.0 L BKN engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
All Audi gasoline straight-4 2.0 L BUL engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll other modifications


Nuts	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m

expand_moreToothed belt tightener


3.0 quattro with gasoline V6 3.0 L 215 HP engine (2004.11–2006.7)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreEngine lubrication

expand_moreOil cooler


All Audi gasoline V6 3.1 L AUK engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi gasoline straight-4 1.8 L BFB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline V6 3.1 L BKH engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi diesel V6 3.0 L BKN engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreOil drain plug

expand_moreAll Audi diesel V6 3.0 L BKN engines


M14	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
M24	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m


All other modifications	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreOil filter housing

expand_moreAll Audi gasoline V6 3.1 L AUK engines


Cap	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Otherwise	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m

expand_moreAll Audi diesel V6 3.0 L BKN engines


Cap	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Otherwise	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreAll other modifications


Cap	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Oil filter drain plug	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Otherwise	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreOil lines

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines


Screws	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Union nuts	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreOil pump

expand_more3.0 quattro with gasoline V6 3.0 L 215 HP engine (2004.11–2006.7)

expand_moreOn the engine block

expand_moreNuts


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace nuts.
Second stage	120°120°120°


Screws	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws.

expand_moreOil pump chain wheel

expand_moreAll Audi gasoline V6 3.1 L AUK engines


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll Audi gasoline V6 3.0 L BBJ engines


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	90°90°90°


All Audi gasoline straight-4 1.8 L BFB engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi diesel V6 3.0 L BKN engines	45.73 lbf⋅ft45.73 lbf⋅ft62 N⋅m
Property class 10.9

expand_moreAll other modifications


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreOil sump

expand_moreAll Audi gasoline V6 3.1 L AUK engines


Oil sump lower part	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Gradually tighten screws crosswise.
Oil sump top part	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
Gradually tighten screws crosswise.

expand_moreAll Audi gasoline V6 3.0 L BBJ engines

expand_moreAt the gearbox


Oil sump top part	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreM7


Oil sump top part	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m

expand_moreM8


Oil sump top part	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m


Oil sump lower part	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Gradually tighten screws crosswise.

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M7	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Gradually tighten screws crosswise.

expand_moreAll Audi diesel V6 3.0 L BKN engines

expand_moreAt the gearbox


Oil sump top part	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreOil sump lower part


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Second stage	90°90°90°
Gradually tighten screws crosswise.

expand_moreOn the engine block


Oil sump top part	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Gradually tighten screws crosswise.


All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Gradually tighten screws crosswise.

expand_moreEngine management


Camshaft sensor	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use screw-locking compound.
Charge air pressure sensor	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Crankshaft sensor	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreGlow plugs


All Audi diesel V6 3.0 L BKN engines	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m

expand_moreAll other modifications


Ceramic glow plug	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Metal glow plug	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m


Knock sensor	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Lambda sensor	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Use hot screw paste

expand_moreEngine mounting


Engine bracket	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
on the engine block

expand_moreEngine mounting


All other modifications	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreSubframe


First stage	81.13 lbf⋅ft81.13 lbf⋅ft110 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreTorque arm

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll other modifications


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m

expand_moreExhaust system

expand_moreCatalytic converter

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines


At the turbocharger	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace seals and nuts.

expand_moreAll Audi diesel V6 3.0 L BKN engines


At the turbocharger	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Use hot screw paste

expand_moreDifferential pressure sensor lines


Union nuts	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreExhaust manifold


All Audi gasoline V6 3.1 L AUK engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace the nuts and use fitting paste
All Audi gasoline V6 3.0 L BBJ engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.
All Audi gasoline straight-4 1.8 L BFB engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace nuts.
All Audi gasoline V6 3.1 L BKH engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace the nuts and use fitting paste
All Audi diesel V6 3.0 L BKN engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace the nuts and use fitting paste
All other modifications	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m
Replace the nuts and use fitting paste


Exhaust pipe	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.
Exhaust pipe bracket	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreFuel supply

expand_moreFuel filter bracket


All Audi diesel V6 3.0 L BKN engines	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
All other modifications	10.62 lbf⋅in10.62 lbf⋅in1.2 N⋅m

expand_moreIgnition system


Spark plugs	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreStart system

expand_moreStarter


All Audi gasoline V6 3.0 L BBJ engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreAll Audi gasoline straight-4 1.8 L BFB engines


M10	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
M12	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m


All other modifications	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Property class 10.9

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2005 Audi A4 Quattro user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and Audi warranty policy for your region. In some regions DIY service may invalidate your warranty.

Maintenance Items

Engine Fastener Tightening Specifications
Front Suspension Fastener Tightening Specifications
Rear Suspension Fastener Tightening Specifications
Transmission Fastener Tightening Specifications

Service Intervals

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Audi A4 Quattro service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 2005 Audi A4 Quattro you're not only saving money, but also also improving your technical skills and learning something new.

2005 Audi A4 Quattro B7 Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

Audi A4 Quattro B7 model years

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